Nissan Maxima Service and Repair Manual: ECM branch line circuit

Diagnosis Procedure

1.CHECK CONNECTOR

  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).

- Models without automatic drive positioner

  • ECM
  • Harness connector E30
  • Harness connector M1

- Models with automatic drive positioner

  • ECM
  • Harness connector E29
  • Harness connector B10

2.CHECK HARNESS FOR OPEN CIRCUIT

  1. Disconnect the connector of ECM.
  2. Check the resistance between the ECM harness connector terminals.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the ECM. Refer to EC-157, "Diagnosis Procedure".

    Main line between A-bag and ABS circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

    ADP branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

    Other materials:

    Air mix door control system
    System Diagram System Description The air mix doors are automatically controlled so that in-vehicle temperature is maintained at a predetermined value by the temperature setting, ambient temperature, intake temperature and amount of sunload. SYSTEM OPERATION The A/C auto amp. receive ...

    LATCH (Lower Anchors and Tethers for CHildren) system
    LATCH system lower anchor locations Your vehicle is equipped with special anchor points that are used with LATCH system compatible child restraints. This system may also be referred to as the ISOFIX or ISOFIX compatible system. With this system, you do not have to use a vehicle seat belt t ...

    ECU diagnosis information
    CLIMATE CONTROLLED SEAT CONTROL UNIT Reference Value TERMINAL LAYOUT PHYSICAL VALUES Fail-safe Climate controlled seat control unit equips fail-safe function. When a malfunction occurs in the systems shown as per the following, climate controlled seat control unit stops output. ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2025 Copyright www.nimainfo.com
    0.014